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1、INTEGRATED STEREO AMPLIFIER A-R630/A-R650 CONTENTS Effective : November 2010G-01017A 1. SPECIFICATIONS 2 2. BRIEF OVERVIEW OF LSI 3 3. EXPLODED VIEWS AND PARTS LISTS 5 4. PC BOARDS 8 5. INCLUDED ACCESSORIES15 NOTES PC boards shown are viewed from parts side. The parts with no reference number or no
2、parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams supplied pripor to this manual. Parts marked with this sign are safety critical components. They must be replaced with designated components. Destination of product is expresse
3、d by mark and ensure exact replacement: EUR: EUROPE; JPN: JAPAN; UK: U.K RadioFans.CN 收音机爱 好者资料库 2 A-R630/A-R650 1. SPECIFICATIONS Amplifier Section Continuous Power Output 90W RMS (1 kHz, 4 ohms, 0.5%) 60W (1 kHz, 8 ohms, 0.5%) Total Harmonic Distortion 0.02% (1 kHz, 8 ohms, 45W) Input Sensitivity/
4、Impedance PHONO: 2.8 mV/47 kohms LINE: 180 mV/47 kohms Frequency Response PHONO: 20 to 20,000 Hz, 1 dB (RIAA) LINE*: 5 to 80,000 Hz, (SOURCE DIRECT,1 W) Tone Control BASS: 10 dB at 100 Hz TREBLE: 10 dB at 10 kHz Muting 20 dB General Power Requirements 230 V AC, 50 Hz EUR, UK 100 V AC, 50-60 Hz JPN P
5、ower Consumption 200 W Standby0.5 W Dimensions (W x H x D) 435 x 142 x 355 mm Weight (net) 8.1 kg Standard Accessories Remote Control Unit (UR-431) x 1 Battery (AAA, R03, UM-4) x 2 Owners Manual x 1 Warranty Card x 1 *: LINE means TUNER, CD, AUX1, AUX2, TAPE1/CD-R, TAPE2. Amplifier Section Continuou
6、s Power Output 120 W+120 W RMS (1 kHz, 4 ohms, 0.5%) 90 W+90 W (1 kHz, 8 ohms, 0.5%) Total Harmonic Distortion 0.02% (1 kHz, 8 ohms, 45W) Input Sensitivity/Impedance PHONO: 2.8 mV/47 kohms LINE: 180 mV/47 kohms Signal-to-Noise Ratio (IHF-A) PHONO: 65 dB LINE*: 90 dB Frequency Response PHONO: 20 to 2
7、0,000 Hz, 1 dB (RIAA) LINE*: 5 to 80,000 Hz, (SOURCE DIRECT,1 W) Tone Control BASS: 10 dB at 100 Hz TREBLE: 10 dB at 10 kHz Muting 20 dB General Power Requirements 230 V AC, 50 Hz EUR, UK 100 V AC, 50-60 Hz JPN Power Consumption 300 W Standby 0.5 W Dimensions (W x H x D) 435 x 142 x 355 mm Weight (n
8、et) 9.2 kg Standard Accessories Remote Control Unit (UR-431) x 1 Battery (AAA, R03, UM-4) x 2 Owners Manual x 1 Warranty Card x 1 AC Power Cord x 1 *: LINE means TUNER, CD, AUX1, AUX2, TAPE1/CD-R, TAPE2. A-R630A-R650 RadioFans.CN 收音机爱 好者资料库 3 A-R630/A-R650 2. BRIEF OVERVIEW OF LSI Access line, advan
9、ced ARM-based 32-bit MCU with Flash memory, six 16-bit timers, ADC and seven communication interfaces STM32F101R8T6, FRONT PCBA IC21 Pin Configuration (Top View) Block Diagram VBAT1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 64 63 62 61 60 59 58 57 56 55 54
10、53 52 51 50 49 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 PC14-OSC32_IN PC15-OSC32_OUT PD0 OSC_IN PD1 OSC_OUT NRST PC0 PC1 PC2 PC3 VSSA VDDA PA0-WKUP PA1 PA2 VDD_3 VSS_3 PB9 PB8 BOOT0 PB7 PB6 PB5 PB4 PB3 PD2 PC12 PC11 PC10 PA15 PA14 VDD_2 VSS_2 PA13 PA12 PA11 PA10 PA9 PA8 PC9 PC8 PC7 PC6 PB15 P
11、B14 PB13 PB12 PA3 VSS_4 VDD_4 PA4 PA5 PA6 PA7 PC4 PC5 PB0 PB1 PB2 PB10 PB11 VSS_1 VDD_1 PC13-TAMPER-RTC Temp sensor PA15:0 EXTI W W D G NVIC 12bit ADC1 SWD 16AF JTDI JTCK/SWCLK JTMS/SWDIO JNTRST JTDO NRST VDD= 2 to 3.6V 80AF PB15:0 PC15:0 AHB2 MOSI,MISO,SCK,NSS SRAM 2x(8x16bit) WAKEUP GPIOA GPIOB GP
12、IOC Fmax: 36 MHz VSS SCL,SDAI2C2 VREF+ GP DMA TIM2 TIM3 XTAL OSC 4-16 MHz XTAL 32 kHz OSC_IN OSC_OUT OSC32_OUT OSC32_IN PLL November 2010 WIRING DIAGRAM 2 BLOCK DIAGRAM 3 MAIN PCB 4 FRONT PCB November 2010 A B C D E F 876543219 A-R630/A-R650 Integrated Stereo Amplifier A-R630/A-R650 DISPLAY PCB CN41
13、 (9p) CN42 (7p) REMOTE PCB CN71 (3p)BN71 (9p) BN72 (9p) AMP POWER SUPPLY PCB CN24 (3p) CN25 (7p) LOUDNESS PCB BN24 (3p) BN23 (7p) MIC PCB BN25 (5p) H/P PCB BN21 (7p) CN21 (9p) CN23 (7p) CN22 (7p) BN22 (15p) FRONT PCB CN93 (2p) POWER SW PCB BN91 (2p) CN91 (2p) CN92 (2p) CN95 (7p) SUB TRANS PCB AC IN
14、AC OUTLET POWER TRANS. BN41 (5p) CN44 (7p) BN42 (7p) BN45 (9p) CN46 (7p) PREAMP PCB CN34 (15p) BN51 (2p) CN54 (2p) CN51 (5p) 2 2 HEATSINK THERMISTER FAN CN72 (6p) CN55 (5p) CN73 (9p) CN52 (TP) CN53 (TP) CN74 (9p) MAIN PCB CN31 (7p) CN32 (9p) AC IN AC INLET AC OUTLET AC OUTLET A-R630 JPN only A-R630
15、EUR, UK only A-R650 3 BLOCK DIAGRAM 1st Issue; November 2010 A B C D E F 876543219 A-R630/A-R650 Integrated Stereo Amplifier A-R630/A-R650 DISPLAY PCB A-R630 JPN only A-R650 AC IN AC OUTLET AC INLET AC OUTLET AC OUTLET IC32 NJU7312AL IC24 CD4066BM96 VR23 BALANCE VR D701 RL91 RELAY F901 A-R630 EUR, U
16、K T3.15A L 250V A-R630 JPN T5A L 250V A-R650 T4A L 250V SPEAKER DRIVE RL51/61 RELAY HEADPHONE RL52 RELAY D708D711 D702D-705 MAIN TRANS CLT5U044ZE A-R630 EUR, UK CLT5U044ZJ A-R630 JPN CLT5V056ZE A-R650 JPN : 100 V 50/60 Hz A-R630 EUR, UK only AC IN EUR/UK : 230V 50Hz EUR/UK : 230V 50Hz T901 SUB TRANS
17、 CLT5I009ZJ JPN CLT5I009ZE EUR, UK 4 SCHEMATIC DIAGRAM 1st Issue; November 2010 A B C D E F 876543219 A-R630/A-R650 Integrated Stereo Amplifier A-R630/A-R650 MAIN PCB ! ! ! ! ! ! ! ! ! ! ! ! -6 IMPROVEMENT OF PERFORMANCE uF = 10 uF * THE UNIT OF CAPACITANCE IS MICROFARAD (uF) USE ONLY MANUFACTURERS
18、SPECIFIED PARTS. IMPORTANT FOR SAFETY.WHEN REPLACING ANY OF THESE COMPONENTS * THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE K=1000 OHM, M=1000 KOHM. * THE UNIT OF RESISTANCE IS OHM. COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS. * IMPORTANT SAFETY NOTICE ! TAPE2 PLAY REC CD-
19、R PLAY CD R L TUNER R L PHONO R L DDV+EEV- STB GND L1 L2 L3 R1 R2 R3 TUNER_R TUNER_L NJU7312L INPUT SELECTOR CD_R CD_L NOMMOCNOMMOC AUX_R AUX_L CD-R_R CD-R_L MIX_RMIX_L R L R L R L L_EPATR_EPAT DATA CLK SHIELD PLATE SHIELD PLATE SOURCE_R SOURCE_L -VEE +VDD -VEE +VDD MIC MIX GND FROM MIC BOARD L OUT
20、GND +5V GND R OUT TO PREAMP FROM L IN GND GND R IN TO INPUT SELECTOR VOL BD L Ch. AMP VOLTAGE PROTECT PRE BD FAN DRIVER THERMISTER GND GND GND -15V +15V GND GND +VCC -VEE FROM FRONT BOARD TUNER MUTE -20DB MUTE PROTECTION IN F.STB F.CLK F.DATA FROM TRANS TO PREAMP POWER SUPPLY 7815 7915 SPK_A ON SPK_
21、B ON FUNCTION MUTE TAPE MUTE GND GND +15V -15V SPK A LGND SPK A RGND SPK A RGND SPK B LGND SPK A LGND SPK B LGND SPK B RGND SPK B RGND +VCC +VCC GND GND -VCC -VCC FROM AMP POWER BD FROM AMP POWER BD TO H/P BD HP_LOUT GND HP_ROUT GND TAPE REC R L AUX R L DVR R DVR_RDVR_L L R Ch. +VCC A-R630: 2SC2837
22、A-R630: 2SC2837 JK34 C301 0.1uF AA D302 L301 L302 C302 18P C303 18P R301 470 R302 470 C304 150P C305 150P R303 560 R304 560 C306 22P C307 22P R305 56K L306 56K C308 10/50V C309 10/50V V+ B OUTPUT B-INPUT B+INPUT V- A+INPUT A-INPUT A OUTPUT -+ B -+A 8765 4321 IC31 C310 1000P(M) C311 47/25V R307 220 R
23、308 12K R309 180K C312 5600P(M) C313 0.022u(M) R310 560 C314 10/50V R311 220K C315 47/25V C316 0.1uF C317 1000P(M) C320 47/25V R315 220 R313 12K C318 5600P(M) C319 0.022u(M) R314 180K R316 560 C321 47/25V C322 0.1uF C323 10/50V R317 220K C324 100P C325 100P R318 1K R319 1K Q301 C2874BT Q302 C2874BT
24、R320 4.7K R321 4.7K C326 0.1uF R322 47K R323 47K C327 100P C328 100P R324 1K R325 1K R326 47K R327 47K C329 100P C330 100P R328 1K R329 1K R330 47K R331 47K C331 100P C332 100P R332 47K R333 47K R334 470 R335 470 2827262524232221201918171615 1413121110987654321 IC32 R350 100 C344 100/25V C343 0.1uF
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